Download

(For older versions see the file list on sourceforge.)

Source packages (tar.bz2)

Download Version 1.3.0 (source tar.bz2 package)

RPMs

As I don't know anything about packaging Yammi into a rpm, I don't provide any rpm packages myself. However, I am more than happy to make rpm packages of Yammi packed by others available here:
other locations (possibly not having the latest version, but worth having a look at):

GIT

For the newest (and possibly unstable) version see the GIT repository.